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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
The human body produces and destroys 15 million blood cells every second.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
Everyone has one nostril that is larger than the other.
Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.